Control panel



FIG. 1 is a perspective view of a control panel;

FIG. 2 is a front view thereof;

FIG. 3 is a back view thereof;

FIG. 4 is a left view thereof;

FIG. 5 is a right view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof; and,

FIG. 8 is a perspective view thereof showing an example in use; wherein the broken lines are shown for illustrative purpose only and from no part of the claimed design. 

The ornamental design for a control panel, as shown and described. 